《三上》是宋代文学家欧阳修创作的一篇散文。
双语例句原声例句
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他星期一和星期三上语文。
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我周三上数学课。
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截至周三上午，他的照片在新浪微博上被点赞超过26万次。
By Wednesday morning, his picture had been "liked" more than 260,000 times on Sina Weibo.
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so you can see that there is going to be two sets in antibonding, three sets in bonding for a net of one, giving us the single bond.
因此你能看到,反键轨道上有两组，三组成键，得到一组净成键，所以成的是单键。
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They're derived from a precursor called triacylglyceride, which is as glycerol molecule with three fatty acid chains dangling off of it.
它们来源于一种叫三酰甘油的前体,由甘油分子上连接了,三个脂肪酸链构成
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I've been here in MIT for thirty years, and in the early nineties I taught the large freshmen physics course, and electromagnetism.
我麻省理工工作三十年了，在上世纪九十年代初,我就开始给大一新生上物理课，以及电磁学。
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